Home / 196,767.68-271,538.13-111,884.74

Finding the Fourth Proportional to 196,767.68, 271,538.13 and 111,884.74

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Solution

The fourth proportional to 196,767.68, 271,538.13 and 111,884.74 is: 154,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,767.68 : 271,538.13 = 111,884.74 : x
  2. Step 2: Convert to fraction form
    196,767.68/271,538.13 = 111,884.74/x
  3. Step 3: Cross multiply
    196,767.68x = 271,538.13 × 111,884.74
  4. Step 4: Simplify right side
    196,767.68x = 30,380,973,075.14
  5. Step 5: Solve for x
    x = 30,380,973,075.14/196,767.68
  6. Step 6: Final answer
    x = 154,400.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.